Heavy rain rate warning indicator
Helmet mounted, laser detection system
Helmet-carried apparatus for detecting and signalling the presen
Hemorrhage alarms
Hertzian-wave intrusion detetor
Hidden security device and container using the same
Hierarchical RFID
High frequency signal detector
High frequency type sensing device
High impedance diagnostic for gun driver and method
High impedance transponder with improved backscatter modulator f
High liquid alarm system
High liquid alarm system
High output smoke and heat detector alarm system utilizing a pie
High pressure, high temperature sealing arrangement
High security balanced-type, magnetically-actuated proximity swi
High sensitivity battery resistance monitor and method therefor
High sensitivity smoke detecting apparatus using a plurality of
High speed communication apparatus for computerized axial tomogr
High temperature alarm system with fusible link